256179170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{2017}}^1$

素因数の和:3014

約数の個数: 32

約数和(自身を含む): 497348208

約数和(自身を除く): 241169038

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 977, 1954, 2017, 4034, 4885, 9770, 10085, 12701, 20170, 25402, 26221, 52442, 63505, 127010, 131105, 262210, 1970609, 3941218, 9853045, 19706090, 25617917, 51235834, 128089585, 256179170]

約数ペア:

[(1, 256179170), (2, 128089585), (5, 51235834), (10, 25617917), (13, 19706090), (26, 9853045), (65, 3941218), (130, 1970609), (977, 262210), (1954, 131105), (2017, 127010), (4034, 63505), (4885, 52442), (9770, 26221), (10085, 25402), (12701, 20170)]